REMOVE/lNSTALL HEAT EXCHANGER (CONT)
Death or serious injury could occur if fuel is not handled
carefuIIy. Use in a well-ventilated area away from open
flame, arcing equipment, ignition sources, heaters, or exces-
sive heat. Engines must be turned off and cool before re-
fueling. Use proper refueling procedures and equipment to
avoid spillage. Do not run engines near open fuel containers.
Do not use fuel as a cleaning solvent. DO NOT SMOKE.
Remove four screws (10) and lock
washers (11). Pull off carburetor
(12) and move out of the way.
Small amount of fuel may be
spilled during this procedure.
Disconnect ignition cable (13) from
igniter assembly (14). Remove
igniter assembly from burner head
Loosen hose clamp (16) and dis
connect combustion blower air
duct (17) from burner head as-